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Showing results 21 to 29 of 29
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Electromagnetic Dancer: Connect Her Up and Watch Her Dance!
Source Institutions
In this activity, learners use a nail and magnet wire to build an electromagnet, which controls the movements of a paper dancer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-697.jpg?itok=vGEvmj1m)
Digger
Source Institutions
In this activity, learners build their own construction cranes using tongue depressors and pushpins.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-703.jpg?itok=a-s5mTFc)
Topological Puzzles
Source Institutions
In this activity, learners construct three math puzzles out of simple materials like wood, string, and Styrofoam.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-851.jpg?itok=AjXoF-zK)
Hydraulic Car
Source Institutions
In this activity, learners build cars using syringes and water-powered hydraulics. Learners construct the car frame out of cardboard and set up a hydraulic system to raise and lower the car.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-689.jpg?itok=_gROKIEj)
Propeller-Powered Car
Source Institutions
In this activity, learners construct cars that are powered by hand-made, electric propellers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-141.jpg?itok=UIph4ma0)
Cardboard Opaque Projector
Source Institutions
In this activity, learners construct a projector out of cardboard to view their favorite images (such as storybook illustrations) on the wall.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-143.jpg?itok=X94dxWx2)
Cardboard Box Camera Obscura
Source Institutions
In this activity, learners construct a device that projects images onto a surface, so they can trace landscapes and other sights.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-852.jpg?itok=ZykWomxr)
Bookshelf
Source Institutions
In this activity, learners use simple tools to build a bookshelf with a built-in bookend.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-257.jpg?itok=pg97dFxp)
Rubber Band Boat
Source Institutions
In this activity, learners build styrofoam boats powered by twisted rubber bands.